github-pages-deploy-action/node_modules/rxjs/internal/operators/exhaustMap.js

"use strict";
var __extends = (this && this.__extends) || (function () {
    var extendStatics = function (d, b) {
        extendStatics = Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
        return extendStatics(d, b);
    }
    return function (d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
Object.defineProperty(exports, "__esModule", { value: true });
var OuterSubscriber_1 = require("../OuterSubscriber");
var InnerSubscriber_1 = require("../InnerSubscriber");
var subscribeToResult_1 = require("../util/subscribeToResult");
var map_1 = require("./map");
var from_1 = require("../observable/from");
function exhaustMap(project, resultSelector) {
    if (resultSelector) {
        return function (source) { return source.pipe(exhaustMap(function (a, i) { return from_1.from(project(a, i)).pipe(map_1.map(function (b, ii) { return resultSelector(a, b, i, ii); })); })); };
    }
    return function (source) {
        return source.lift(new ExhaustMapOperator(project));
    };
}
exports.exhaustMap = exhaustMap;
var ExhaustMapOperator = (function () {
    function ExhaustMapOperator(project) {
        this.project = project;
    }
    ExhaustMapOperator.prototype.call = function (subscriber, source) {
        return source.subscribe(new ExhaustMapSubscriber(subscriber, this.project));
    };
    return ExhaustMapOperator;
}());
var ExhaustMapSubscriber = (function (_super) {
    __extends(ExhaustMapSubscriber, _super);
    function ExhaustMapSubscriber(destination, project) {
        var _this = _super.call(this, destination) || this;
        _this.project = project;
        _this.hasSubscription = false;
        _this.hasCompleted = false;
        _this.index = 0;
        return _this;
    }
    ExhaustMapSubscriber.prototype._next = function (value) {
        if (!this.hasSubscription) {
            this.tryNext(value);
        }
    };
    ExhaustMapSubscriber.prototype.tryNext = function (value) {
        var result;
        var index = this.index++;
        try {
            result = this.project(value, index);
        }
        catch (err) {
            this.destination.error(err);
            return;
        }
        this.hasSubscription = true;
        this._innerSub(result, value, index);
    };
    ExhaustMapSubscriber.prototype._innerSub = function (result, value, index) {
        var innerSubscriber = new InnerSubscriber_1.InnerSubscriber(this, value, index);
        var destination = this.destination;
        destination.add(innerSubscriber);
        var innerSubscription = subscribeToResult_1.subscribeToResult(this, result, undefined, undefined, innerSubscriber);
        if (innerSubscription !== innerSubscriber) {
            destination.add(innerSubscription);
        }
    };
    ExhaustMapSubscriber.prototype._complete = function () {
        this.hasCompleted = true;
        if (!this.hasSubscription) {
            this.destination.complete();
        }
        this.unsubscribe();
    };
    ExhaustMapSubscriber.prototype.notifyNext = function (outerValue, innerValue, outerIndex, innerIndex, innerSub) {
        this.destination.next(innerValue);
    };
    ExhaustMapSubscriber.prototype.notifyError = function (err) {
        this.destination.error(err);
    };
    ExhaustMapSubscriber.prototype.notifyComplete = function (innerSub) {
        var destination = this.destination;
        destination.remove(innerSub);
        this.hasSubscription = false;
        if (this.hasCompleted) {
            this.destination.complete();
        }
    };
    return ExhaustMapSubscriber;
}(OuterSubscriber_1.OuterSubscriber));
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